English
Related papers

Related papers: Simulation of cellular irradiation with the CENBG …

200 papers

Experimental studies of microdosimetry in therapeutic ion beams have been performed using several detectors. The differences among them lie on the shapes, the site sizes, and the material. Coin-shaped solid-state detectors made of silicon…

Instrumentation and Detectors · Physics 2020-05-11 Giulio Magrin

Ion accelerators have been used by material scientists for decades to investigate radiation damage formation in nuclear materials and thus to emulate neutron-induced changes. The versatility of conditions in terms of particle energy, dose…

Instrumentation and Detectors · Physics 2019-08-05 A. Gentils , C. Cabet

A Geant4-based Monte Carlo model for Heavy-Ion Therapy (MCHIT) is used to study radiation fields of H-1, He-4, Li-7 and C-12 beams with similar ranges (~160-180 mm) in water. Microdosimetry spectra are simulated for wall-less and walled…

Medical Physics · Physics 2014-02-10 Lucas Burigo , Igor Pshenichnov , Igor Mishustin , Marcus Bleicher

Biological effects of proton and light ion irradiations have been studied in detail by analyzing published cell survival data with the help of the probabilistic two-stage radiobiological model. Probabilities of single ion tracks to induce…

Biological Physics · Physics 2016-08-16 Pavel Kundrát , Miloš Lokajíček , Hana Hromčíková , Libor Judas

The imaging performance of a high-resolution preclinical microPET system employing liquid xenon as the gamma ray detection medium was simulated. The arrangement comprises a ring of detectors consisting of trapezoidal LXe time projection…

Medical Physics · Physics 2012-03-23 A. Miceli , J. Glister , A. Andreyev , D. Bryman , L. Kurchaninov , P. Lu , A. Muennich , F. Retiere , V. Sossi

A bent crystal shield which is capable of deflecting cosmic radiation ions of all atomic numbers away from spacecraft using the ion channeling effect is described. Its effect on the transmitted angular distribution of heavy, high-energy…

Astrophysics · Physics 2007-05-23 M B H Breese

In order to evaluate the response to cosmic-ray nuclei of a Compton-Scatter Transition Radiation Detector in the proposed ACCESS space-based mission, a hybrid Monte Carlo simulation using GEANT3 and an external transition radiation (TR)…

Instrumentation and Detectors · Physics 2009-11-11 John F. Krizmanic , Michael L. Cherry , Robert E. Streitmatter

Experiments searching for extremely rare events surround their sensitive detectors with several layers of different shielding materials to protect them from external radiation and to achieve their low-background requirements to be able to…

High Energy Physics - Experiment · Physics 2025-06-27 B. Zatschler , A. J. Biffl , R. Calkins , M. D. Diamond , J. Hall , S. A. S. Harms , M. H. Kelsey , D. S. Pedreros , S. Zatschler

We report on the optical commissioning of the high power laser beam circulator (LBC) for the high brightness Compton {\gamma}-ray source Extreme Light Infrastructure for Nuclear Physics. Tests aiming at demonstrating the optical…

This paper presents the results of measurements of fluorescing cerium-doped yttrium aluminum garnet crystals after being irradiated by an accelerated electron beam with energy of around 4 MeV. The measurements were performed using the PHIL…

Instrumentation and Detectors · Physics 2021-03-04 K. Burdonov , P. Forestier-Colleoni , J. -N. Cayla , T. Ceccotti , S. Chance , V. Chaumat , N. Delerue , H. Guler , V. Lelasseux , B. Lucas , J. Fuchs

Geant4 simulations play a crucial role in the analysis and interpretation of experiments providing low energy precision tests of the Standard Model. This paper focuses on the accuracy of the description of the electron processes in the…

Instrumentation and Detectors · Physics 2013-08-23 G. Soti , F. Wauters , M. Breitenfeldt , P. Finlay , I. S. Kraev , A. Knecht , T. Porobic , D. Zákoucký , N. Severijns

The production, application, and/or measurement of polarised X-/gamma rays are key to the fields of synchrotron science and X-/gamma-ray astronomy. The design, development and optimisation of experimental equipment utilised in these fields…

Computational Physics · Physics 2021-07-28 Jeremy M. C. Brown , Matthew R. Dimmock

Understanding radiation effects in spacecraft components is critical for predicting long-term performance degradation. In this work, a Geant4 Monte Carlo model is developed to compute charge and energy deposition in satellite solar-cell…

Applied Physics · Physics 2025-12-03 Youssef Abouhussien , Gennady Miloshevsky

Hadronic calorimeters with dual readout measure both scintillation and Cherenkov lights produced in their active media. They offer improvements in energy resolution and, therefore, have become increasingly interesting due to the need for…

Instrumentation and Detectors · Physics 2025-01-14 S. V. Chekanov , S. Eno , S. Magill , C. Palmer , L. Wu

The background induced by the high penetration power of the gamma radiation is the main limiting factor of the current Radio-guided surgery (RGS). To partially mitigate it, a RGS with beta+ emitting radio-tracers has been suggested in…

Radiotherapy with heavy ions, in particular, 12C beams, is one of the most advanced forms of cancer treatment. Sharp dose gradients and high biological effectiveness in the target region make them an ideal tool to treat deep-seated and…

The Ion Beam Induced Charge (IBIC) technique is widely used to characterize the electronic properties of semiconductor materials and devices. Its main advantage over other charge collection microscopies stems in the use of MeV ion probes,…

Low energy protons (< 300 keV) can enter the field of view of X-ray space telescopes, scatter at small incident angles, and deposit energy on the detector, causing intense background flares at the focal plane or in the most extreme cases,…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 Valentina Fioretti , Teresa Mineo , Andrea Bulgarelli , Paolo Dondero , Vladimir Ivanchenko , Fan Lei , Simone Lotti , Claudio Macculi , Alfonso Mantero

Current Total Skin Electron Therapy (TSET) Stanford technique for cutaneous lymphoma, established in the 70's, involves a unique irradiation setup, i.e. patient's position and beam arrangement, for all patients with ensuing great…

In recent years the number of CubeSats (U-class spacecrafts) launched into space has increased exponentially marking the dawn of the nanosatellite technology. In general these satellites have a much smaller mass budget compared to…